1 files changed, 70 insertions, 0 deletions
diff --git a/intern/vamr/intern/Event.cc b/intern/vamr/intern/Event.cc
new file mode 100644
index 00000000000..102f897adc0
--- /dev/null
+++ b/intern/vamr/intern/Event.cc
@@ -0,0 +1,70 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+/** \file
+ * \ingroup VAMR
+ */
+
+#include <iostream>
+
+#include "VAMR_Types.h"
+#include "VAMR_capi.h"
+
+#include "openxr_includes.h"
+
+#include "Context.h"
+#include "utils.h"
+
+namespace VAMR {
+
+static bool VAMR_EventPollNext(XrInstance instance, XrEventDataBuffer &r_event_data)
+{
+  /* (Re-)initialize as required by specification */
+  r_event_data.type = XR_TYPE_EVENT_DATA_BUFFER;
+  r_event_data.next = nullptr;
+
+  return (xrPollEvent(instance, &r_event_data) == XR_SUCCESS);
+}
+
+::VAMR_TSuccess VAMR_EventsHandle(Context *xr_context)
+{
+  XrEventDataBuffer event_buffer; /* structure big enought to hold all possible events */
+
+  if (xr_context == NULL) {
+    return VAMR_Failure;
+  }
+
+  while (VAMR_EventPollNext(xr_context->getInstance(), event_buffer)) {
+    XrEventDataBaseHeader *event = (XrEventDataBaseHeader *)&event_buffer; /* base event struct */
+
+    switch (event->type) {
+      case XR_TYPE_EVENT_DATA_SESSION_STATE_CHANGED:
+        xr_context->handleSessionStateChange((XrEventDataSessionStateChanged *)event);
+        return VAMR_Success;
+
+      case XR_TYPE_EVENT_DATA_INSTANCE_LOSS_PENDING:
+        VAMR_ContextDestroy((VAMR_ContextHandle)xr_context);
+        return VAMR_Success;
+      default:
+        XR_DEBUG_PRINTF(xr_context, "Unhandled event: %i\n", event->type);
+        return VAMR_Failure;
+    }
+  }
+
+  return VAMR_Failure;
+}
+
+}  // namespace VAMR